SKU: PMR505
UPC: 640832003543
MPN: PMR505
The Kel-Tec Threaded Barrel with Flash Reducer transforms the PMR30 into a more controllable rimfire pistol with improved follow-up shot capability. This factory-engineered barrel replacement features a 5-inch threaded barrel paired with an integrated muzzle brake designed specifically for the PMR30's unique hybrid blowback locking system. Chambered in .22 WMR, the PMR30 already delivers impressive velocity from its magnum rimfire cartridge, and this barrel upgrade helps shooters manage the platform's snappy recoil characteristics. We stock this barrel for PMR30 owners looking to reduce muzzle rise without adding a separate compensator to their handgun setup.
Kel-Tec engineered this barrel with 3/8x24 threading, a thread pitch specific to the PMR30 platform rather than the more common 1/2x28 found on centerfire pistols. The total length with the muzzle brake installed measures 5-5/8 inches, adding minimal length while providing meaningful recoil mitigation. The integrated flash reducer performs double duty—controlling muzzle flash in low-light conditions while simultaneously functioning as a compensator to direct gases upward. Due to multiple revision updates Kel-Tec has made to the PMR30 upper assembly, the manufacturer requires factory installation to ensure proper function. This accounts for variations in components across different production runs. The barrel is not recommended for suppressor use due to the PMR30's lightweight slide design, which can cause early unlocking under the increased backpressure.
This threaded barrel suits competitive rimfire shooters running timed stages where split times matter, as well as recreational shooters who want a flatter-shooting PMR30 for range sessions. The reduced muzzle rise allows faster sight reacquisition between shots from the 30-round magazine. Installation requires shipping your pistol to Kel-Tec's warranty facility—they will contact you for payment when the work is complete. We carry this alongside other Kel-Tec factory parts and accessories for owners maintaining or upgrading their rimfire platforms.
The PMR30 threaded barrel uses 3/8x24 threading. This is a specific thread pitch designed for the PMR30 platform and differs from the more common 1/2x28 threads found on most centerfire pistols. Muzzle devices must match this thread pattern.
Kel-Tec requires factory installation for this barrel. Due to multiple revision updates to the PMR30 upper assembly over production years, component variations require professional fitting by Kel-Tec gunsmiths. You ship your pistol to their warranty facility, and they contact you for payment when installation is complete.
Kel-Tec does not recommend suppressor use on the PMR30. The pistol's lightweight slide and unique locking action cannot handle the increased backpressure from a suppressor. This can cause early slide unlocking, increased gas blowback toward the shooter, and potential case ruptures. Suppressor damage is not covered under warranty.
The barrel itself measures 5 inches, and with the included muzzle brake installed, the total length is 5-5/8 inches. This adds minimal overall length to the PMR30 while providing recoil mitigation and flash reduction benefits.
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